EP0402058A3 - Kodefehler korrigierende Vorhersage-Decodiervorrichtung - Google Patents

Kodefehler korrigierende Vorhersage-Decodiervorrichtung Download PDF

Info

Publication number
EP0402058A3
EP0402058A3 EP19900305991 EP90305991A EP0402058A3 EP 0402058 A3 EP0402058 A3 EP 0402058A3 EP 19900305991 EP19900305991 EP 19900305991 EP 90305991 A EP90305991 A EP 90305991A EP 0402058 A3 EP0402058 A3 EP 0402058A3
Authority
EP
European Patent Office
Prior art keywords
decoding device
correcting code
predictive decoding
code errors
device correcting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19900305991
Other languages
English (en)
French (fr)
Other versions
EP0402058B1 (de
EP0402058A2 (de
Inventor
Nobuhiro Hoshi
Yoshiki Ishii
Kenichi Nagasawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP14453189A external-priority patent/JP2995750B2/ja
Priority claimed from JP1159915A external-priority patent/JPH0324864A/ja
Priority claimed from JP2095556A external-priority patent/JPH03292083A/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of EP0402058A2 publication Critical patent/EP0402058A2/de
Publication of EP0402058A3 publication Critical patent/EP0402058A3/de
Application granted granted Critical
Publication of EP0402058B1 publication Critical patent/EP0402058B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1876—Interpolating methods
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3002—Conversion to or from differential modulation
    • H03M7/3044—Conversion to or from differential modulation with several bits only, i.e. the difference between successive samples being coded by more than one bit, e.g. differential pulse code modulation [DPCM]
    • H03M7/3046—Conversion to or from differential modulation with several bits only, i.e. the difference between successive samples being coded by more than one bit, e.g. differential pulse code modulation [DPCM] adaptive, e.g. adaptive differential pulse code modulation [ADPCM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • H04N19/895—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder in combination with error concealment
EP90305991A 1989-06-07 1990-06-01 Kodefehler korrigierende Vorhersage-Decodiervorrichtung Expired - Lifetime EP0402058B1 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP14453189A JP2995750B2 (ja) 1989-06-07 1989-06-07 復号化装置
JP144531/89 1989-06-07
JP1159915A JPH0324864A (ja) 1989-06-22 1989-06-22 復号化装置
JP159915/89 1989-06-22
JP2095556A JPH03292083A (ja) 1990-04-10 1990-04-10 予測復号化装置
JP95556/90 1990-04-10

Publications (3)

Publication Number Publication Date
EP0402058A2 EP0402058A2 (de) 1990-12-12
EP0402058A3 true EP0402058A3 (de) 1991-07-31
EP0402058B1 EP0402058B1 (de) 1996-03-27

Family

ID=27307844

Family Applications (1)

Application Number Title Priority Date Filing Date
EP90305991A Expired - Lifetime EP0402058B1 (de) 1989-06-07 1990-06-01 Kodefehler korrigierende Vorhersage-Decodiervorrichtung

Country Status (3)

Country Link
US (1) US5325374A (de)
EP (1) EP0402058B1 (de)
DE (1) DE69026143T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69131377T2 (de) * 1990-12-28 1999-11-18 Canon Kk Einrichtung zur Verarbeitung von Bildern
US5400076A (en) * 1991-11-30 1995-03-21 Sony Corporation Compressed motion picture signal expander with error concealment
CA2115445A1 (en) * 1992-06-22 1994-01-06 Masami Abe Device for and method of continuing bit errors and device for and method of identifying signals
FI96248C (fi) * 1993-05-06 1996-05-27 Nokia Mobile Phones Ltd Menetelmä pitkän aikavälin synteesisuodattimen toteuttamiseksi sekä synteesisuodatin puhekoodereihin
FI98164C (fi) * 1994-01-24 1997-04-25 Nokia Mobile Phones Ltd Puhekooderin parametrien käsittely tietoliikennejärjestelmän vastaanottimessa
JP3164971B2 (ja) * 1994-07-15 2001-05-14 日本電気株式会社 画像再生装置
JPH08181987A (ja) * 1994-12-22 1996-07-12 Canon Inc 符号化装置
JP3830574B2 (ja) * 1996-04-10 2006-10-04 松下電器産業株式会社 欠陥補正装置及びこれを用いた固体撮像装置
JP3804902B2 (ja) * 1999-09-27 2006-08-02 パイオニア株式会社 量子化誤差補正方法及び装置並びにオーディオ情報復号方法及び装置
JP2001285645A (ja) 2000-01-25 2001-10-12 Canon Inc 画像入力装置、画像処理装置、画像入力方法、画像処理方法、及び画像入力システム
JP4794987B2 (ja) * 2005-11-09 2011-10-19 キヤノン株式会社 映像信号処理装置
CN101573468B (zh) * 2006-12-29 2013-10-30 3M创新有限公司 制备无机或无机/有机复合膜的方法
KR101129153B1 (ko) * 2007-06-20 2012-03-27 후지쯔 가부시끼가이샤 복호 장치, 복호 방법, 및 컴퓨터 판독가능한 기록매체
US8578247B2 (en) * 2008-05-08 2013-11-05 Broadcom Corporation Bit error management methods for wireless audio communication channels

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2250019B2 (de) * 1972-10-07 1978-09-14 Deutsche Forschungs- Und Versuchsanstalt Fuer Luft- Und Raumfahrt E.V., 5000 Koeln Verfahren zur Fehlererkennung und -korrektur für gestörte Signale in Nachrichtensystemen mit digitaler Differenzwertübertragung
US4807032A (en) * 1985-01-24 1989-02-21 Siemens Aktiengesellschaft Method of correcting image errors

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3772682A (en) * 1972-04-19 1973-11-13 Bell Telephone Labor Inc Digital conversion from one pcm format to another
US4719642A (en) * 1985-02-27 1988-01-12 Scientific Atlanta, Inc. Error detection and concealment using predicted signal values
JPS61247139A (ja) * 1985-04-25 1986-11-04 Canon Inc デ−タ伝送方法
JPS62241436A (ja) * 1986-04-14 1987-10-22 Canon Inc 画像信号予測符号化・復号化システム
JPH01256278A (ja) * 1988-04-06 1989-10-12 Canon Inc 予測符号化システム
US4965580A (en) * 1988-09-26 1990-10-23 Mitsubishi Denki Kabushiki Kaisha Quantizer and inverse-quantizer
US5043728A (en) * 1988-11-02 1991-08-27 Canon Kabushiki Kaisha Predictive coding device and predictive decoding device
EP0398328A3 (de) * 1989-05-18 1993-01-13 Nec Corporation Vorrichtung für die Codierung und Decodierung eines Bildsignals mit hoher Geschwindigkeit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2250019B2 (de) * 1972-10-07 1978-09-14 Deutsche Forschungs- Und Versuchsanstalt Fuer Luft- Und Raumfahrt E.V., 5000 Koeln Verfahren zur Fehlererkennung und -korrektur für gestörte Signale in Nachrichtensystemen mit digitaler Differenzwertübertragung
US4807032A (en) * 1985-01-24 1989-02-21 Siemens Aktiengesellschaft Method of correcting image errors

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 11, no. 95 (E-492)(2542), 25 March 1987; & JP - A - 61247139 (CANON INC.) 04.11.1986 *
PATENT ABSTRACTS OF JAPAN vol. 12, no. 111 (E-598)(2958), 8 April 1988; & JP - A - 62241436 (CANON INC.) 22.10.1987 *

Also Published As

Publication number Publication date
DE69026143D1 (de) 1996-05-02
DE69026143T2 (de) 1996-08-22
EP0402058B1 (de) 1996-03-27
EP0402058A2 (de) 1990-12-12
US5325374A (en) 1994-06-28

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